The Catalytic Enantioselective Claisen Rearrangement of an Allyl Vinyl Ether This work was financially supported by the Deutsche Forschungsgemeinschaft,the Fonds der Chemischen Industrie,and the Dr. Otto Röhm Gedächtnisstiftung. M.H. thanks Prof. P. Metz and Prof. H.-U. Reissig for their support |